From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7852AC3DA4A for ; Mon, 5 Aug 2024 16:24:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To: Content-Transfer-Encoding:Content-Type:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=BuG3lDD7KFrcMzoPiPqk7Pj5Is8x4q5MWuWUbn+Zmv8=; b=dmlbwUPjASVSiKrZRrbeC4kOfe 9AFOlh52G3MDMYGCdd0ikXT1+s+jfnAauZ+oKXuC1rdbZkzPbCLxFo5iGDuI9snNTo2E/5368jLAA nJWtWd7OUuDxRdZRw7111rU/Z2qN/ys6nSmjaKd1cyowvzUJ4bwD25qze9+vY1knFP8nkIP21W6+N dj8Lr6bRnKuQ137c1GN7SPZsE1qlAAnNdunEHlWJuECSv14KmcNplLl2nVreLdzEKtyjgxVZJXmCF r14CrpD3ZH1OUX9hWj9kzaNwRAV9hSvLgXj55EJ7Fcvtv2ZlXw1WjGuSvgjIfyLjRJXD75QYq09a5 CaCozBTw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sb0Ut-0000000GUhh-10Oj; Mon, 05 Aug 2024 16:23:47 +0000 Received: from layka.disroot.org ([178.21.23.139]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sb0UA-0000000GUY6-48Dz; Mon, 05 Aug 2024 16:23:05 +0000 Received: from localhost (localhost [127.0.0.1]) by disroot.org (Postfix) with ESMTP id 9CCCD40C91; Mon, 5 Aug 2024 18:22:57 +0200 (CEST) X-Virus-Scanned: SPAM Filter at disroot.org Received: from layka.disroot.org ([127.0.0.1]) by localhost (disroot.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id qDXlvlnU29eC; Mon, 5 Aug 2024 18:22:56 +0200 (CEST) Date: Tue, 6 Aug 2024 00:22:15 +0800 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=disroot.org; s=mail; t=1722874976; bh=6qIlI/ZA8suC3l92XJ5goqxx350QpUDQOkwCZyfLITo=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=UelkwFNfMZ5qaYl1Ax+fpc0ktTmc1h+H2/PvIEsUSB33ul2dVsoBrgWw2kfifxk+a ZNapY89XNiZFMyDuB/iJ/gOr53fmVm9WUJHtok7zl6dq8rSaDkqXgUYv4W0OcXfL2J L+gEybNbuYS0834qzBjTRxbXwSJdh8gSYVCcvfPSF2lHxU/Cl0fployJ+Ij2CXfzz/ AUryQu2DN3o+Rq72zca20Fb2wP9QH1ZnPpCRME8Srt0maxdrvD3/uEDhIR5knSprg8 WAwyvBfOIME16f7syGH7kCclq/Qb4xNSYQ1hIfjq33TEOzZWnhQcoWCT+2g0GZ/Gta Odf00auRkCe/g== From: Yao Zi To: Heiko =?iso-8859-1?Q?St=FCbner?= , Dragan Simic Cc: Krzysztof Kozlowski , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Greg Kroah-Hartman , Jiri Slaby , Chris Morgan , Jonas Karlman , Tim Lunn , Andy Yan , Muhammed Efe Cetin , Jagan Teki , Ondrej Jirman , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org Subject: Re: [PATCH 3/4] arm64: dts: rockchip: Add base DT for rk3528 SoC Message-ID: References: <20240803125510.4699-2-ziyao@disroot.org> <82e7e3a78f784b3ad63094c8a0ab1932@manjaro.org> <7941737.iedYuu7f5S@diego> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <7941737.iedYuu7f5S@diego> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240805_092303_457811_0D64D775 X-CRM114-Status: GOOD ( 27.07 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, Aug 05, 2024 at 01:47:45PM +0200, Heiko Stübner wrote: > Am Montag, 5. August 2024, 13:37:11 CEST schrieb Dragan Simic: > > On 2024-08-05 12:59, Yao Zi wrote: > > > On Sun, Aug 04, 2024 at 04:05:24PM +0200, Krzysztof Kozlowski wrote: > > >> On 04/08/2024 15:20, Yao Zi wrote: > > >> >> > > >> >>> + compatible = "fixed-clock"; > > >> >>> + #clock-cells = <0>; > > >> >>> + clock-frequency = <24000000>; > > >> >>> + clock-output-names = "xin24m"; > > >> >>> + }; > > >> >>> + > > >> >>> + gic: interrupt-controller@fed01000 { > > >> >> > > >> >> Why this all is outside of SoC? > > >> > > > >> > Just as Heiko says, device tree for all other Rockchip SoCs don't have > > >> > a "soc" node. I didn't know why before but just follow the style. > > >> > > > >> > If you prefer add a soc node, I am willing to. > > >> > > >> Surprising as usually we expect MMIO nodes being part of SoC to be > > >> under > > >> soc@, but if that's Rockchip preference then fine. > > >> > > > > > > Okay, then I would leave it as is. > > > > > > For the fixed-clock node, I think "xin24m: clock-24m { }" is okay and > > > follows the new rule? > > > > I find "xin24m: clock-xin24m { }" better, because keeping the "xin24m" > > part in /sys listing(s), for example, can only be helpful. > > I would second that :-) . Like on a number of boards we have for example > 125MHz gmac clock generators ... with 2 gmacs, there are 2 of them. > > I'm not sure the preferred name accounts for that? > > Similarly we also keep the naming in the regulator node, > it's regulator-vcc3v3-somename {} instead of just regulator-3v3 {}. > "clock-xin24m" wouldn't be more descriptive than "clock-24m" and there are usually only a few fixed clocks in dt, thus finding corresponding definition isn't a problem I think. For the gmac case, Krzysztof, do you think something like "clock-125m-gmac1" is acceptable, just like what has been done for regulators? Best regards, Yao Zi